RFR: 8344064: Remove doPrivileged calls from print/imageio/media classes in the java.desktop module

[Phil Race]

Remove doPrivileged calls from javax.imageio, javax.print and some sound impl classes

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Commit messages:
 - 8344064
 - 8344064

Changes: https://git.openjdk.org/jdk/pull/22186/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=22186&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8344064
  Stats: 297 lines in 19 files changed: 7 ins; 194 del; 96 mod
  Patch: https://git.openjdk.org/jdk/pull/22186.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/22186/head:pull/22186

PR: https://git.openjdk.org/jdk/pull/22186